Your satisfaction are very important for us.We strive to offer you the best value and service possible.Please let me know if you have any issue about our products,our team will provide best service to you.Please Contact us if you have any questions or need any help!We will provide the best service to you in 12 hours.Size information (inch), don't forget to keep inches space to wear it comfortable per your actual need.US S(34):-----Shoulder:16.5"--Chest:39.4"--Clothes length:25.6"US S(36):-----Shoulder:16.9"--Chest:40.9"--Clothes length:26.4"US M(38):---Shoulder:17.3"--Chest:42.5"--Clothes length:27.2"US M(40):--Shoulder:17.7"--Chest:44.9"--Clothes length:28.0"US L(42):---Shoulder:18.5"--Chest:47.2"--Clothes length:28.7"US L(44):---Shoulder:19.3"--Chest:49.6"--Clothes length:29.5"US XL(46):-Shoulder:20.1"--Chest:52.0"--Clothes length:30.3"Package included:1*Welity Men's jackets (Accessories not included)Notes: color differences allowed for light effects.